3902004302045 has 18 divisors (see below), whose sum is σ = 4696242851034. Its totient is φ = 3112405449600.

The previous prime is 3902004302033. The next prime is 3902004302081. The reversal of 3902004302045 is 5402034002093.

It can be written as a sum of positive squares in 3 ways, for example, as 2788479175876 + 1113525126169 = 1669874^2 + 1055237^2 .

It is not a de Polignac number, because 3902004302045 - 2⁴ = 3902004302029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1771221914 + ... + 1771224116.

It is an arithmetic number, because the mean of its divisors is an integer number (260902380613).

Almost surely, 2^{3902004302045} is an apocalyptic number.

It is an amenable number.

3902004302045 is a deficient number, since it is larger than the sum of its proper divisors (794238548989).

3902004302045 is an frugal number, since it uses more digits than its factorization.

3902004302045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5213 (or 2609 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 3902004302045 in words is "three trillion, nine hundred two billion, four million, three hundred two thousand, forty-five".